fp
Based on google's double-conversion and http://www.cs.tufts.edu/~nr/cs257/archive/florian-loitsch/printf.pdf
on mac:
➤ crystal run --release test.cr
stdlib: 4.9406564584124654e-324
grisu3: 5.0e-324
stdlib 0.35 ( 2.89s ) (± 1.46%) 6.37× slower
grisu3 2.21 (453.31ms) (± 0.61%) fastest
stdlib: 123.456
grisu3: 123.456
stdlib 1.05 (948.08ms) (± 1.56%) 2.34× slower
grisu3 2.47 (404.55ms) (± 0.42%) fastest
stdlib: 0.0
grisu3: 0.0
stdlib 3.06 (326.27ms) (± 1.05%) 1.38× slower
grisu3 4.24 (235.87ms) (± 4.74%) fastest
stdlib: Infinity
grisu3: Infinity
stdlib 3.41 (293.45ms) (± 5.45%) 1.20× slower
grisu3 4.08 (244.86ms) (± 3.19%) fastest
on linux
stdlib: 4.9406564584124654e-324
grisu3: 5.0e-324
stdlib 0.7 ( 1.43s ) (± 0.10%) 1.96× slower
grisu3 1.37 (729.77ms) (± 0.42%) fastest
stdlib: 123.456
grisu3: 123.456
stdlib 0.78 ( 1.28s ) (± 0.30%) 1.79× slower
grisu3 1.4 (715.03ms) (± 0.50%) fastest
stdlib: 0.0
grisu3: 0.0
stdlib 1.44 (693.25ms) (± 0.12%) 1.49× slower
grisu3 2.15 (464.87ms) (± 0.91%) fastest
stdlib: Infinity
grisu3: Infinity
stdlib 2.87 (347.96ms) (± 1.89%) fastest
grisu3 2.66 (376.19ms) (± 0.82%) 1.08× slower
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fp
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Statistic
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- over 7 years ago
- April 7, 2017
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